This product is being discontinued and is marked down for clearance, while supplies last. The original full sinking line, Professional Series is especially effective for fishing streamers. The line exhibits a more uniform sink rate, tip to belly, and its thin diameter casts well in wind. Sink rates are from 1.25 to 8.0 inches per second. The core is single-strand monofilament nylon and the coating is specially formulated 3M PVC integrated with powdered tungsten or high-density glass beads. Length of types I through IV line is 82" up to weight 6 and 90' for heavier weights. Length of type VI line is 100'.